Save the world and look cool while you're doing it. This item is 2 18-ounce stainless steel Kleen Kanteens.

Klean Kanteen is one of the earliest companies to market lightweight, re-usable, body-friendly bottles free of bisphenol A (BPA); bottles durable enough to last a lifetime; an easy-to-clean, easy-to-carry beverage container for people of all ages; a bottle that keeps drinks fresh and clean-tasting no matter how many times you refill it; a simple design engineered for function in every way.

Kleen Kanteens have been featured in Time, Scientific American, Outside, NY Times, Runner's World and on NPR and CSB News.